Asked by Anonymous
Calculate the expansion of 10m of copper when heated 10°c to 80°(take linear expansivity of copper as 1•7×10^-5 k unit)
Answers
Answered by
Anonymous
delta L / L = 1.7*10^-5 * (80-10)
delta L = 17 * 10^-5 * 70
= 490 * 10^-5 meters
= 4.9 * 10*-3 meters
= 4.9 millimeters or about half a centimeter.
delta L = 17 * 10^-5 * 70
= 490 * 10^-5 meters
= 4.9 * 10*-3 meters
= 4.9 millimeters or about half a centimeter.
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